421379 has 8 divisors (see below), whose sum is σ = 510048. Its totient is φ = 339840.

The previous prime is 421361. The next prime is 421381. The reversal of 421379 is 973124.

421379 = 59³ + 60³.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 421379 - 2⁸ = 421123 is a prime.

It is not an unprimeable number, because it can be changed into a prime (421339) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1652 + ... + 1889.

It is an arithmetic number, because the mean of its divisors is an integer number (63756).

2⁴²¹³⁷⁹ is an apocalyptic number.

421379 is a deficient number, since it is larger than the sum of its proper divisors (88669).

421379 is a wasteful number, since it uses less digits than its factorization.

421379 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3565.

The product of its digits is 1512, while the sum is 26.

The square root of 421379 is about 649.1371195672. The cubic root of 421379 is about 74.9705958809.

The spelling of 421379 in words is "four hundred twenty-one thousand, three hundred seventy-nine".